Library — D


This page provides access to all physics articles covering topics that begin with the letter D.

  • Diffraction

    Diffraction is a fundamental wave phenomenon that occurs when a wave encounters an obstacle or passes through an opening and subsequently bends, spreads, or changes direction. Although people often associate diffraction with light, it is…

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  • Density

    Density is a fundamental physical property that describes how much mass is contained within a given volume of a substance. At its core, density explains how tightly matter is packed. Even though two objects may…

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